<html>
	<head>
		<script type="text/javascript" src="test1.js"></script>
		<script language="JavaScript">
			function sayHello(name) {
				var a = new A();
				a.sayHello(name);
			}
		</script>
	</head>
	
	<body>
		<p>This is Hello world.</p>
		<input type="button" value="sayHello" onclick="sayHello('kongxx')" />
	</body>
</html>